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DefDex

Federal award

FOUR RIVERS NUCLEAR PARTNERSHIP LLC

89303123FEM400244

Contract

Obligated and Ceiling

Obligated (net)
$18,550,000.00
Ceiling (potential value, not spending)
$23,206,811.59
Current value
$23,206,811.59
Gross positive obligations
$18,550,000.00

Obligated is what the government has committed, net of de-obligations. The ceiling is the most the award or vehicle could ever reach; it is shown separately and never added to, or compared as, spending.

Award Details

Recipient
FOUR RIVERS NUCLEAR PARTNERSHIP LLC · H1HWLSEDDKQ8
Owner company
Four Rivers Nuclear PartnershipBasis joint venture: counted under the venture itself, never under a partner.
Reported parent
AMENTUM HOLDINGS INC. · TU4KCXMM9AP6
Awarding agency
Department of Energy · sub-agency 8900 · office 893031
Funding agency
Department of Energy · sub-agency 8900
Product or service (PSC)
F999 · OTHER ENVIRONMENTAL SERVICES
Industry (NAICS)
562910 · REMEDIATION SERVICES
PIID
89303123FEM400244
Parent vehicle (IDV PIID)
DEEM0004895
Award type code
C
Actions
16 · Dec 12, 2022 to Aug 24, 2026
Why it is listed
gross positive obligations of $100k or more (contracts); reviewed company, $10k or more

Open this award on USAspending →

Action History16

Award actions
DateFYModAction typeObligationCompany in company totals
Aug 24, 2026FY2026P00015C$1,600,000.00
Jul 14, 2026FY2026P00014C$800,000.00
Sep 24, 2025FY2025P00013B$0.00
Aug 28, 2025FY2025P00012C$850,000.00
Dec 19, 2024FY2025P00011C$30,000.00
Nov 27, 2024FY2025P00010C$120,000.00
Sep 19, 2024FY2024P00009C$400,000.00
Apr 29, 2024FY2024P00008C$350,000.00
Apr 8, 2024FY2024P00007C$200,000.00
Feb 7, 2024FY2024P00006C$200,000.00
Dec 22, 2023FY2024P00005B$0.00
Nov 15, 2023FY2024P00004C$1,000,000.00
Sep 11, 2023FY2023P00003C$7,000,000.00
Jun 2, 2023FY2023P00002C$2,000,000.00
Jan 18, 2023FY2023P00001C$3,000,000.00
Dec 12, 2022FY20230—$1,000,000.00

Newest first. Every obligation is shown as reported, including zero and negative (de-obligation) actions. Award lists belong to the company of the latest action; company totals credit each action to the company named on that row, so a note marks rows where the two differ.